EP3869819A3 - System and method thereof - Google Patents
System and method thereof Download PDFInfo
- Publication number
- EP3869819A3 EP3869819A3 EP21156076.8A EP21156076A EP3869819A3 EP 3869819 A3 EP3869819 A3 EP 3869819A3 EP 21156076 A EP21156076 A EP 21156076A EP 3869819 A3 EP3869819 A3 EP 3869819A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- spd
- input terminal
- sensing device
- sound
- coupled
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1016—Earpieces of the intra-aural type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1083—Reduction of ambient noise
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1787—General system configurations
- G10K11/17875—General system configurations using an error signal without a reference signal, e.g. pure feedback
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1787—General system configurations
- G10K11/17879—General system configurations using both a reference signal and an error signal
- G10K11/17881—General system configurations using both a reference signal and an error signal the reference signal being an acoustic signal, e.g. recorded with a microphone
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/26—Pre-filtering or post-filtering
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
- G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
- G06F7/483—Computations with numbers represented by a non-linear combination of denominational numbers, e.g. rational numbers, logarithmic number system or floating-point numbers
- G06F7/487—Multiplying; Dividing
- G06F7/4876—Multiplying
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/14—Arrangements for performing computing operations, e.g. operational amplifiers for addition or subtraction
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/10—Applications
- G10K2210/108—Communication systems, e.g. where useful sound is kept and noise is cancelled
- G10K2210/1081—Earphones, e.g. for telephones, ear protectors or headsets
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45008—Indexing scheme relating to differential amplifiers the addition of two signals being made by a resistor addition circuit for producing the common mode signal
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45542—Indexing scheme relating to differential amplifiers the IC comprising bias stabilisation means, e.g. DC level stabilisation, and temperature coefficient dependent control, e.g. by DC level shifting
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45586—Indexing scheme relating to differential amplifiers the IC comprising offset generating means
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45596—Indexing scheme relating to differential amplifiers the IC comprising one or more biasing resistors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/02—Microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2410/00—Microphones
- H04R2410/05—Noise reduction with a separate noise microphone
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
- H04R2430/03—Synergistic effects of band splitting and sub-band processing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
- H04R2460/01—Hearing devices using active noise cancellation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
- H04R2460/05—Electronic compensation of the occlusion effect
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Headphones And Earphones (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US202062978717P | 2020-02-19 | 2020-02-19 | |
US202063057515P | 2020-07-28 | 2020-07-28 | |
US202063079680P | 2020-09-17 | 2020-09-17 | |
US17/149,666 US11223891B2 (en) | 2020-02-19 | 2021-01-14 | System and method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3869819A2 EP3869819A2 (en) | 2021-08-25 |
EP3869819A3 true EP3869819A3 (en) | 2021-11-17 |
Family
ID=74586770
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP21156076.8A Withdrawn EP3869819A3 (en) | 2020-02-19 | 2021-02-09 | System and method thereof |
Country Status (4)
Country | Link |
---|---|
US (1) | US11223891B2 (ko) |
EP (1) | EP3869819A3 (ko) |
KR (1) | KR102412405B1 (ko) |
CN (1) | CN113286216B (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2595536B (en) * | 2020-10-26 | 2022-09-21 | Cirrus Logic Int Semiconductor Ltd | Noise cancellation |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1923864A2 (en) * | 2006-11-14 | 2008-05-21 | Sony Corporation | Noise reducing device, noise reducing method, noise reducing program, and noise reducting audio outputting device |
US20150195646A1 (en) * | 2014-01-06 | 2015-07-09 | Avnera Corporation | Noise cancellation system |
US20160267899A1 (en) * | 2015-03-13 | 2016-09-15 | Bose Corporation | Voice Sensing using Multiple Microphones |
WO2019053995A1 (ja) * | 2017-09-13 | 2019-03-21 | ソニー株式会社 | イヤホン装置、ヘッドホン装置及び方法 |
US20190237058A1 (en) * | 2018-02-01 | 2019-08-01 | Cirrus Logic International Semiconductor Ltd. | Active noise cancellation (anc) system with selectable sample rates |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6430295B1 (en) * | 1997-07-11 | 2002-08-06 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods and apparatus for measuring signal level and delay at multiple sensors |
WO2001097563A1 (fr) * | 2000-06-09 | 2001-12-20 | Ziyi Cheng | Ecouteur a systeme de deparasitage |
DE10250555A1 (de) * | 2002-10-30 | 2004-05-19 | Philips Intellectual Property & Standards Gmbh | Verfahren zur Ermittlung von Filterköffizienten eines digitalen Filters und digitales Filter |
GB2445984B (en) * | 2007-01-25 | 2011-12-07 | Sonaptic Ltd | Ambient noise reduction |
JP4572945B2 (ja) * | 2008-03-28 | 2010-11-04 | ソニー株式会社 | ヘッドフォン装置、信号処理装置、信号処理方法 |
US8073151B2 (en) * | 2009-04-28 | 2011-12-06 | Bose Corporation | Dynamically configurable ANR filter block topology |
CN101924525B (zh) * | 2009-06-11 | 2016-06-22 | 应美盛股份有限公司 | 高性能音频放大电路 |
US9392366B1 (en) * | 2013-11-25 | 2016-07-12 | Meyer Sound Laboratories, Incorporated | Magnitude and phase correction of a hearing device |
US20140126736A1 (en) * | 2012-11-02 | 2014-05-08 | Daniel M. Gauger, Jr. | Providing Audio and Ambient Sound simultaneously in ANR Headphones |
US9020160B2 (en) * | 2012-11-02 | 2015-04-28 | Bose Corporation | Reducing occlusion effect in ANR headphones |
WO2016032523A1 (en) * | 2014-08-29 | 2016-03-03 | Harman International Industries, Inc. | Auto-calibrating noise canceling headphone |
JP2017530413A (ja) * | 2014-09-30 | 2017-10-12 | アバネラ コーポレイションAvnera Corporation | 低レイテンシを有する音響処理装置 |
JP6604376B2 (ja) * | 2015-04-17 | 2019-11-13 | ソニー株式会社 | 信号処理装置、信号処理方法、及びプログラム |
US9590580B1 (en) * | 2015-09-13 | 2017-03-07 | Guoguang Electric Company Limited | Loudness-based audio-signal compensation |
US9949017B2 (en) * | 2015-11-24 | 2018-04-17 | Bose Corporation | Controlling ambient sound volume |
EP3340653B1 (en) * | 2016-12-22 | 2020-02-05 | GN Hearing A/S | Active occlusion cancellation |
US10170095B2 (en) * | 2017-04-20 | 2019-01-01 | Bose Corporation | Pressure adaptive active noise cancelling headphone system and method |
US10783866B1 (en) | 2019-07-07 | 2020-09-22 | xMEMS Labs, Inc. | Sound producing device |
US10867594B1 (en) | 2019-10-02 | 2020-12-15 | xMEMS Labs, Inc. | Audio apparatus and audio method thereof |
US10771893B1 (en) | 2019-10-10 | 2020-09-08 | xMEMS Labs, Inc. | Sound producing apparatus |
-
2021
- 2021-01-14 US US17/149,666 patent/US11223891B2/en active Active
- 2021-02-09 EP EP21156076.8A patent/EP3869819A3/en not_active Withdrawn
- 2021-02-18 KR KR1020210021593A patent/KR102412405B1/ko active IP Right Grant
- 2021-02-19 CN CN202110188753.XA patent/CN113286216B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1923864A2 (en) * | 2006-11-14 | 2008-05-21 | Sony Corporation | Noise reducing device, noise reducing method, noise reducing program, and noise reducting audio outputting device |
US20150195646A1 (en) * | 2014-01-06 | 2015-07-09 | Avnera Corporation | Noise cancellation system |
US20160267899A1 (en) * | 2015-03-13 | 2016-09-15 | Bose Corporation | Voice Sensing using Multiple Microphones |
WO2019053995A1 (ja) * | 2017-09-13 | 2019-03-21 | ソニー株式会社 | イヤホン装置、ヘッドホン装置及び方法 |
EP3684071A1 (en) * | 2017-09-13 | 2020-07-22 | Sony Corporation | Earphone device, headphone device, and method |
US20190237058A1 (en) * | 2018-02-01 | 2019-08-01 | Cirrus Logic International Semiconductor Ltd. | Active noise cancellation (anc) system with selectable sample rates |
Also Published As
Publication number | Publication date |
---|---|
KR20210105835A (ko) | 2021-08-27 |
CN113286216B (zh) | 2024-04-05 |
US20210258676A1 (en) | 2021-08-19 |
EP3869819A2 (en) | 2021-08-25 |
CN113286216A (zh) | 2021-08-20 |
KR102412405B1 (ko) | 2022-06-22 |
US11223891B2 (en) | 2022-01-11 |
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Legal Events
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Ipc: G06F 7/487 20060101ALN20211012BHEP Ipc: H04R 17/02 20060101ALN20211012BHEP Ipc: G06G 7/14 20060101ALN20211012BHEP Ipc: G10K 11/178 20060101ALI20211012BHEP Ipc: H04R 1/10 20060101AFI20211012BHEP |
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18D | Application deemed to be withdrawn |
Effective date: 20220518 |